1214669426 has 4 divisors (see below), whose sum is σ = 1822004142. Its totient is φ = 607334712.

The previous prime is 1214669383. The next prime is 1214669447. The reversal of 1214669426 is 6249664121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 788205625 + 426463801 = 28075^2 + 20651^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303667355 + ... + 303667358.

Almost surely, 2^1214669426 is an apocalyptic number.

1214669426 is a deficient number, since it is larger than the sum of its proper divisors (607334716).

1214669426 is an equidigital number, since it uses as much as digits as its factorization.

1214669426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607334715.

The product of its digits is 124416, while the sum is 41.

The square root of 1214669426 is about 34852.1079132956. The cubic root of 1214669426 is about 1066.9712075527.

The spelling of 1214669426 in words is "one billion, two hundred fourteen million, six hundred sixty-nine thousand, four hundred twenty-six".